geomorphological vs geomorphologic

geomorphological and geomorphologic both are adjectives.

Word	Noun	Adjective	Verb	Adverb
geomorphological	No	Yes	No	No
geomorphologic	No	Yes	No	No

As adjectives, geomorphological and geomorphologic are synonyms defined as:

Other synonyms of geomorphological include morphologic, morphological, structural.

geomorphological (adjective)	geomorphologic (adjective)
pertaining to geological structure	pertaining to geological structure